1) Incision 2) Section 3) Surgical incision 4) Valvulotomy 1) Valvulotomy 
1. Cutting through a stenosed cardiac valve to relieve the obstruction. ... Synonym: valvulotomy. ... 2. Incision of a valvular structure. ... Origin: valve + G. Tome, incision ... (05 Mar 2000) ... 
(val-vot´ә-me) incision of a valve, such as a stenosed cardiac valve for the relief of obstruction; called also valvulotomy.
The surgical severing of a valve.
Type: Term Pronunciation: val-vot′ŏ-mē Definitions: 1. Cutting through a stenosed cardiac valve to relieve the obstruction. 2. Incision of a valvular structure. Synonyms: valvulotomy
[n] - incision into a stenosed cardiac valve to relieve the obstruction
surgical correction of a narrowed heart valve 
valvulotomy noun incision into a stenosed cardiac valve to relieve the obstruction